87607760

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{5503}}^1$

素因数の和:5715

約数の個数: 40

約数和(自身を含む): 204748800

約数和(自身を除く): 117141040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 5503, 7960, 11006, 15920, 22012, 27515, 44024, 55030, 88048, 110060, 220120, 440240, 1095097, 2190194, 4380388, 5475485, 8760776, 10950970, 17521552, 21901940, 43803880, 87607760]

約数ペア:

[(1, 87607760), (2, 43803880), (4, 21901940), (5, 17521552), (8, 10950970), (10, 8760776), (16, 5475485), (20, 4380388), (40, 2190194), (80, 1095097), (199, 440240), (398, 220120), (796, 110060), (995, 88048), (1592, 55030), (1990, 44024), (3184, 27515), (3980, 22012), (5503, 15920), (7960, 11006)]